Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.

Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.
T-12AX7-X-GEN Vacuum Tube - 12AX7 / B759, Genalex Gold Lion
Genalex Gold Lion ECC83/B759 (12AX7) dual triode preamp tube with gold pins. Made in Russia. Original Genalex Gold Lion ECC83/B759 tubes are considered among the best 12AX7 types ever made. They are hard to find and when they are available, they are expensive. They exhibit a large detailed soundstage that is sought after by discerning audiophiles who demand the highest quality sound. The reissue Genalex Gold Lion ECC83/B759 recreates the sound signature of the original. This tube features balanced sections and gold plated pins.
Starting at $24.75
T-12DW7-EH Vacuum Tube - 12DW7, Electro-Harmonix
Electro-Harmonix 12DW7 dual triode preamp tube. Made in Russia.
12DW7 combines one triode of 12AX7 and one triode of 12AU7 in a dual triode package. System 1 (pins 6, 7, 8) is the high-mu 12AX7 triode and system 2 (pins 1, 2, 3) is the medium-mu 12AU7 triode.
$24.95
T-6922-GOLD-GEN Vacuum Tube - 6922, Genalex Gold Lion, Gold Pin
Genalex Gold Lion E88CC/6922 dual triode preamp tube with gold pins. Made in Russia. The Genalex Gold Lion E88CC/6922 is a premium grade selected small signal twin-triode that is a suitable replacement for all 6DJ8, ECC88, 6922, E88CC, and 7308 types. This tube features gold plated pins and is manufactured to extremely tight specifications, making it the highest quality current production E88CC/6922 available.
$44.95
T-EF86-EH Vacuum Tube - EF86, Electro-Harmonix
Electro-Harmonix EF86 pentode preamp tube. Made in Russia.
$18.75
T-6SL7GT-TUNG Vacuum Tube - 6SL7, Tung-Sol Reissue
Tung Sol 6SL7 dual triode preamp tube. Made in Russia. The best current production 6SL7 available. NOS performance and sound at a fraction of the price. Sweeten up the preamp section of that Vintage Ampeg B-15.
$39.50
T-6SN7-JJ Vacuum Tube - 6SN7, JJ Electronics
The JJ Electronic 6SN7 is the classic double triode with a rugged construction the offers the high reliability that JJ is known for. The JJ 6SN7 features the outstanding linearity and sound of the original tubes. This tube is an excellent replacement for Hi-Fi amplifiers and preamps and will replace any 6SN7, 6SN7GTA, 6SN7GTB, or 6SN7GT.
$16.50
T-5963_12AU7A Vacuum Tube - 5963 / 12AU7A, Dual Triode
Miniature, medium-mu twin triode for use as a frequency divider in computer applications.
$7.43
Save 25%
Originally: $9.90
T-6SN7GTB-TUNG Vacuum Tube - 6SN7GTB, Tung Sol Reissue
Tung Sol 6SN7GTB dual triode preamp tube. Made in Russia. Super linearity, low noise, and full performance ratings make this one of the best 6SN7 tubes ever made. The sound signature is on par with 5692 types. Excellent driver tube in high-end audio applications.
$23.95
T-12AY7-PS-TAD Vacuum Tube - 12AY7 / 6072A, Tube Amp Doctor, Premium Selected
Tweed Up Your Amp! Vintage tone for original vintage Fender tweed amps. The original tube for all those Fender® tweed amps from the 50s. Brings back the original sound to your tweed amp.
$19.95
T-12AY7-HG-TAD Vacuum Tube - 12AY7, Tube Amp Doctor, Highgrade
High grade tube. Tweed Up Your Amp! Vintage tone for original vintage Fender tweed amps. The original tube for all those Fender® tweed amps from the 50s. Brings back the original sound to your tweed amp.
$24.95
T-12AT7-MUL Vacuum Tube - 12AT7, Mullard Reissue
Mullard 12AT7 / ECC81 dual triode preamp tube. Made in Russia.
$22.50
T-12AT7-TUNG Vacuum Tube - 12AT7, Tung-Sol Reissue
Tung Sol 12AT7W / 6201 dual triode preamp tube. Made in Russia. Premium Twin Triode ideal for use in reverb and driver circuits. Superior dissipation compared to NOS versions of this tube.
• Extra-low microphonics makes it the best 12AT7 choice for reverb circuits. Also suitable for HiFi.
• Factory selected for closest tolerances and most consistent performance
• ECC81 equivalent
$19.95
T-12AX7WC-SOVT Vacuum Tube - 12AX7WC, Sovtek
Sovtek 12AX7WC dual triode preamp tube. Made in Russia.
$14.75
T-5751-PS-TAD Vacuum Tube - 5751, Tube Amp Doctor, Premium Selected
Low-noise Tube for Best Clean Tone! The TAD Selected 5751 is Tube Amp Doctor's first choice for noticeably improved clarity, smoothness, and a true vintage tone character for most guitar amps!
$18.95
T-7025-HG-TAD Vacuum Tube - 7025, Tube Amp Doctor, High Grade
Warm, clean tone with creamy overdrive! PREMIUM selected quality for the most demanding amp stages. This tube works greatly for warm clean tones and creamy overdrive. We recommend this tube for the 1st gain stage and as input tube. It upgrades 12AX7A and ECC83 tubes and replaces E83CC tubes. The HIGHGRADE Selection is the tip-of-the-top quality at the lowest noise (microphony, hum, hiss) level. Typically only 0.5-2% out of the whole production of this tube meet the HIGHGRADE requirements.
$19.95
T-EL84-SET Vacuum Tube Sampler Set - EL84, 9 tubes total
Package of 9
Sampler set of EL84 vacuum tubes. Contains one each of the following: Electro-Harmonix EL84, Genalex Gold Lion EL84, JJ Electronic EL84, Mullard Reissue EL84, Sovtek EL84, Tung-Sol EL84, JJ Electronic EL844, Sovtek EL84M, Tube Amp Doctor EL84
$139.75
T-12AX7A-CHINA Vacuum Tube - 12AX7A, China
9 pin miniature preamp tube (Amplification Factor =100). This is the Chinese 12AX7A. The 12AX7A is a lower noise version of the 12AX7.
$10.85
T-12AX7-SET Vacuum Tube Set - 12AX7 Sampler, 10 total tubes
Package of 10
Ten 12AX7s. One of each of the following: JJ Electronic 12AX7, Mullard 12AX7, Tube Amp Doctor premium selected 12AX7, Ruby Tubes 12AX7, Sovtek 12AX7WA, JJ Electronic ECC803S, Chinese high-grade 12AX7B, Groove Tubes 12AX7, Electro-Harmonix 12AX7, Tung-Sol 12AX7
$139.94
T-12AX7-SET_MINI Vacuum Tube - Tube Set, Mini 12AX7 Sampler, 5 Total
Package of 5
Five 12AX7s. One of each of the following:
  • 12AX7-S JJ Electronic
  • 12AX7A-C5 Ruby Tubes
  • 12AX7WA Sovtek
  • 12AX7 Electro-Harmonix
  • 12AX7 Tung-Sol

We reserve the right to substitute another tube if one is unavailable or out of stock.
$69.50
T-12AX7-SET-EH_JJ Vacuum Tube - Tube Set, 12AX7 Set, One EH and One JJ
Package of 2
Two 12AX7s. One of each of the following:
  • JJ Electronic 12AX7
  • Electro-Harmonix 12AX7
$24.70
T-EF86-TAD Vacuum Tube - EF86 / 6267, Tube Amp Doctor, Premium Selected
The Tube Amp Doctor EF86 / 6267 is a low noise and low microphonic version of the vintage pentode. These tubes were famously used in classic HiFi equipment and microphone preamps. The original Vox® AC15 circuit also used an EF86 and now, thanks to its recent availability, there are plenty of options for guitar amplifiers utilizing this unique tube. The TAD EF86 / 6267 meets all of the standards of the Tube Amp Doctor Premium Selection process. This tube has a rugged construction featuring an aesthetically pleasing perforated shield. The TAD EF86 / 6267 will work in and EF86 or 6267 position.
$22.95
T-7025-S-TAD Vacuum Tube - 7025 S, Tube Amp Doctor, Premium Selected
The vintage made in England Mullard ECC83 has been accurately recreated in the Tube Amp Doctor 7025 S. This highly sought after tube is regarded by many as the best dual triode to have ever been created for audio use. TAD offers a reliable and affordable way to experience the sound of this legendary tube.
The 7025 S is notable for its rich and complex harmonics. The warmth in the midrange of this tube stands out among similar preamp tubes. The TAD 7025 has nice round clean tones as well as a creamy yet articulate overdrive. Its rugged mechanical construction with extra thick mica spacers along with TAD’s premium selection process ensures a highly reliable preamp tube. Tube Amp Doctor especially recommends the 7025 S for use in British and British style amplifiers.
The Tube Amp Doctor 7025 works in any 7025, 12AX7, or ECC83 position.
$32.95
T-6SL7GT-TAD Vacuum Tube - 6SL7GT, Tube Amp Doctor, Premium Selected
The Tube Amp Doctor 6SL7GT meets all of the reliability and quality requirements of a TAD Premium Selected tube including low noise and gain balanced triodes. This 6SL7 has a great lively tone with smooth and clear highs and a sonically rich mid range. The TAD 6SL7GT can also be used as an upgrade for Russian 6N9 and 6N9P tubes.
$24.95
T-5Y3GT-TAD Vacuum Tube - 5Y3GT, Tube Amp Doctor, Premium Selected, Rectifier
The Tube Amp Doctor 5Y3GT / 6087 is a small bottle rectifier designed to perform closely to the original rectifier tubes used in many 1950s tweed amplifiers. This rectifier offers high reliability due to its rugged construction and the Tube Amp Doctor Premium Selection process. The TAD 5Y3GT is a great tube for vintage style sag compression.
$14.65
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